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Woollypod milkvetch

Astragalus purshii

Also called Pursh Milk Vetch, Pursh's Milk Vetch, Woolly Pod Milk Vetch

Woollypod milkvetch
Photo: Matt Brown, Public domain

Woollypod milkvetch is a small, low-growing perennial herb in the pea family, forming mats no taller than about 14 cm with silvery woolly foliage and pink to purple flowers. It thrives in full sun and well-drained, disturbed or rocky soil, and tolerates drought well.

Family
Fabaceae (Pea & bean family)
Grows as
Shrub
Light
Full sun
Water
Water sparingly, letting the soil dry out between waterings; established plants tolerate drought.
Soil
Well-drained, gritty or rocky soil; poor soil is fine.
Temperature
Hardy to about -36 °C (-33 °F).
How easy
Easy
Native range
W. & C. Canada to W. & WC. U.S.A.
Climate
temperate

About

Astragalus purshii is a species of milkvetch known by the common names woollypod milkvetch and Pursh's milkvetch.

How to grow it

Astragalus purshii is cultivated as an ornamental plant. It is an excellent rock garden plant, as a serial ephemeral species, and an addition to municipal and agency sustainable landscape and restoration projects. It is also a component for reclamation projects.

Seeds do not require stratification and are tolerant of low precipitation and drought (municipal landscaping candidate to reduce water usage). Plants are hardy to −33 °F.

Where it grows

The plant is native to much of western North America, including the southwestern provinces of Canada, the northwestern United States, Nevada, and across California.

Other Astragalus plants

Chickpea milkvetch · Groundplum milkvetch · Yellow Alpine Milkvetch · Licorice milkvetch · Gum tragacanth milkvetch · Freckled milkvetch · Mongolian Milkvetch · Marsh milkvetch · Cream milkvetch · Astragalus sarcocolla · Chinese milk-vetch · Milkvetch

Text excerpted from the Wikipedia article Astragalus purshii by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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